Here's what rhymes with untightened.
tightened heightened brightened lightened frightened enlightened unenlightened Words that almost rhyme with untightened
widened ripened stipend unripened trident strident diamond titled untitled cited entitled lighted sighted indicted likened dialed highland siphoned wizened dialled livened kited spited invited delighted stifled enlivened unrivalled rifled rivaled rivalled cycled stylised trifled unrivaled bedizened spiraled tided spiralled naiad heisted united excited guided minded hybrid sided lipid recited unbridled vomited bridled sidled libelled libeled relighted unexcited longsighted redialed sniveled redialled divided confided recycled farsighted lifeblood unguided motorcycled provided reminded coincided unprovided disunited jeremiad absentminded broadminded simpleminded